// 将本地储存的三个操作 获取，设置，删除 封装为三个函数。简化我们在业务代码那边的书写
const key = 'heima_mianjing_houtai'
export function getStorage () {
  return localStorage.getItem(key)
}

export function setStorage (value) {
  localStorage.setItem(key, value)
}

export function delStorage () {
  localStorage.removeItem(key)
}
